When Rutherford directed a stream of alpha particles at a gold foil, some particles
A) bounced back.
B) continued through the foil.
C) deflected at a variety of angles.
D) all of the above
E) none of the above
Question 2
For an object that travels at a fixed speed along a circular path, the acceleration of the object is
A) larger in magnitude the smaller the radius of the circle.
B) in the same direction as the velocity of the object.
C) smaller in magnitude the smaller the radius of the circle.
D) in the opposite direction of the velocity of the object.
E) zero.
gold nano-particle
Alpha Helix
Lipid composition in the outer leaflet (green) and inner leaflet (gold) of the plasma membrane
Which reaction below represents Th decay by alpha emission?
Let’s Gold grade 1 reading